Tag Archives: monolithic rail

by David Crane [email protected] Back in April (2004), DefenseReview published a short article about the Monolithic Rail Platform (MRP) and QuickChange Barrel System (QCBS) for AR-15/M16-based rifles (including the SOPMOD M4A1Carbine/CQB Subcarbine), made by Lewis Machine & Tool Co. (LMT). Gary Paul Johnston has just written an excellent piece on the LMT MRP/QCBS for the September 2004 issue of "Soldier ... Read More »

by David Crane [email protected] DefRev discovered this item at SWAT Round-Up 2003 back in November at the Lewis Machine & Tool Co. (LMT) booth. It’s called the "MRP", which stands for "Monolithic Rail Platform". While the MRP is interesting, the most interesting aspect of the system is the quick-change barrel feature. MilitaryMorons.com (a very cool and informative site, by the ... Read More »